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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /js/src/jit-test/tests/basic/typeMonitorSingleton.js | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'js/src/jit-test/tests/basic/typeMonitorSingleton.js')
-rw-r--r-- | js/src/jit-test/tests/basic/typeMonitorSingleton.js | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/typeMonitorSingleton.js b/js/src/jit-test/tests/basic/typeMonitorSingleton.js new file mode 100644 index 000000000..be01dcaeb --- /dev/null +++ b/js/src/jit-test/tests/basic/typeMonitorSingleton.js @@ -0,0 +1,17 @@ +// |jit-test| error: TypeError + +var x = {f:20}; + +function foo() { + for (var i = 0; i < 10; i++) + x.f; +} +foo(); + +gc(); + +// a type barrier needs to be generated for the access on x within foo, +// even though its type set is initially empty after the GC. +x = undefined; + +foo(); |